Type P User manual
Contents
1. component of the emitter and the receiver are as follows LED Power _ 7 LED Presence y Bracket LED Power LED State for each cell LED Synchro Quick Disconnect connector Bracket Receiver Quick Disconnect connector Emitter User Manual 6 Version 1 5 ScanMeg Inc Type P3 PCU The PCU is the controller of the P sensor All parameters setups and configurations are made with the PCU The emitter and the receiver are connected directly to the terminal of this unit Viewing the display and using the push buttons one can view and change setups or parameters All of these values are kept in a flash memory At power up all previous configurations are still there and the photocell continues to work as previously programmed A series of LED indicates the state of each cell located in the receiver This remote viewing state is useful for troubleshooting the unit when the receiver is not mounted in an easily accessible location The PCU looks like Emitter or receiver Emitter or receiver Terminal Terminal LED indicates Emitter connected LED indicates Receiver connected i ah alk ia g Be dar a Menu scroll up dadd gt ar u mia LECTIE EEE Er een EEE sa EEEE EEEE Aidid Hidd dadd kr a wann CEEE TETE T Co ae a TEEI CELTE ged deel diiin m Alphanumeric Menu scroll down Display Parameter next available value Parameter previous available val2. on but every time a setup parameter is displayed the equivalent L E D is also on but with only half intensity This feature is useful to know which parameter is displayed at the present time The intensity is also useful to distinguish the actual menu normal intensity compared to the scrolling parameter display half intensity User Manual 25 Version 1 5 ScanMeg Inc Type P3 Setup Language selection Five languages are available for the PCU interface The languages are English French German Italian and Spanish Just select the language When the language is validated the entire menus are displayed with this new set up Setup Measuring unit The metric system and the imperial system are the two measuring systems available When one of these is selected all the corresponding values follow the chosen measuring system until a new selection is made Setup Emitter intensity Eleven intensities are available At minimum intensity the maximum operating distance is 7 5 feet 2 meter At the maximum intensity the operating distance is up to 100 feet 30 meter The minimum intensity is an absolute necessity when the emitter and the receiver are mounted within a very short distance of one another and you are trying to detect an object with high precision mode The High intensity is too intense and some receiver cells will make a reading error around both edges of the object losing accuracy Setup Backup parameters A
3. operation To update the backup memory of the PCU module inside the new receiver you need to follow one of these steps a Modify one parameter in the PCU module Every time a parameter is changed the complete memory is sent to the receiver memory for backup purpose Any change of a parameter makes a full update in the receiver memory Execute the save parameter command from the PCU command menu This command will take the data in the PCU s parameter memory and send it directly to the receiver s memory to update the new receiver PCU module When the PCU module is replaced the parameter s memory is gone with the old PCU module It means that the photocell will not work as it was working before the PCU swap You can however retrieve all of the old parameters from the receiver by doing the following Execute the retrieve command from the new PCU module This command must be executed before any parameters are changed Ifa parameter is changed first you will lose all the backup parameter available in the receiver head User Manual 12 Version 1 5 ScanMeg Inc Type P3 How to install or remove Photocell with a bracket The photocell can be removed or installed on its mounting bracket at any time The cable can be unplugged at any time In the following paragraph we will connect and un connect the cables when the photocell is fixed onto its mounting bracket but this step can be done in any sequence and not necessar
4. the photocell goes back to its original state before the counter has reached your selected time period there will be no change in the state of the output signal The feature is the same for obstructed state to non obstructed state as well as for the non obstructed state to obstructed state This allows the user to adjust the ScanType P to ignore transient objects such as flying debris bark chips or sawdust To set up a new debounce time choose the pre selected value available from the list When the right one is displayed just maintain the Enter button for one second to fix the chosen debounce time in memory Latch time Once the photocell has detected an object the duration of the output signal regardless of the object still being detected can be adjusted This allows you to determine how long the output will stay ON once it has detected a presence This value is the minimum time only If an object remains inside of the field of view the output will stay activated as long as the object blocks LEDs The output pulse value is in milliseconds This parameter can be changed at any time At the next photocell scan the output signal will be set according to the new switch position This adjustment is useful when you connect the photocell with a device or a controller that is slower than the scan rate of the photocell This feature allows the controller to have time to see the output coming from the photocell Output logic Once a presence
5. time you can cancel cells These cells will no longer be used to detect an object It is the equivalent of removing the actual cell from the sensor It is useful when a mechanical structure passes through the sensor or in the unexpected case of a defective cell When a cell is cancelled the equivalent LED will flash to indicate the state of this cell cancelled This menu is like a function that you want to execute Four actions can be done Set Reset Enable Disable FEFEFE The Set function This function will look for non working cells and will cancel them All the cells are scanned and if any cells are in the obstructed state those cells will be placed in memory inside a list containing all the actual cancelled cells None of these cancelled cells are used for detection in the normal operation of the photocell At the same time no matter the state of this function before the execution of the set function enable disable this function will automatically Enable the cell cancellation To execute the Set command select the Set parameter with the enter button when Set is displayed A validation command execution will be asked Validation is done by choosing the OK answer using previous value button a message will be displayed asking you to remove any objects in front of the P sensor When all the unwanted objects have been removed just click on the OK button previous value button Each time one executes this function
6. ScanMeg Inc Type P3 USER MANUAL Version 1 5 October 2014 ScanMeg Inc Type P3 User Manual 2 Version 1 5 ScanMeg Inc Type P3 INT OGG El ON ee nee ee ee ee ee PS OMS Ol iO ea ernennen een How to connect a Type P sensor to a PCU MOdulle cecsccsccccsceccccsccccsceccccsccccsceccececcccncesecsseces 5 6 8 9 LED QESENIDEION een teen vaccssueaconudaecavosauteuseaneusaenereat PF PVM e NEEE AEE AEE AE eat cotter ents tabla end ett HEINE E A S E A E AE E AE 9 Emitter head 0 cece ceccceccecccececcuccececsccececeecucaecucaecueeecscaecuececaecseaecseaecseaecseaececaecuececaecseaeceeaecseaecseasecueaecusaecucaecusuecetaecusaecuecutaecuees 10 Receiver Resten en 11 Emitter receiver or PCU swap Useful information ccsccscsscseccsccecesceccesceccecceccsccescsscscences L2 EMITE Se N ces cn cnc ese ee serrate we acts IE acpi een ate mets se NEE HINEIN cosas nace ete mei omens tae wes te pcs seers mts ge acon enamine onan ea 12 BS i ELISE ER EI USERN REISEN FR KELRAEE ctn ds snarl tec ain ae cara ce RIRR EEE NIEDER RR eal E bars artes EINER toate A 12 PET nenne ee EEE ee een 12 How to install or remove Photocell with a bracket cccceccsccccccccccccccccccccccccsscsccsccsscssssscsssees LD To remove a photocell from its mounting bracket follow these steps us 2uusssssseeennennnennenennnnnnnnnnennnnnnnnnnnnnennnnnnnennnsnnnennenen 13 To install a photocell on its bracket follo
7. ded feature of the top moving part of the bracket Picture 9 Replace the connector The connector has a position key Rotate the connector up to the position that the connector will enter Picture 10 When it is done rotate the outside movable part of the connecter in a clockwise direction for 120 Picture 11 Picture 3 Picture 8 Picture 9 Picture 10 User Manual 14 Version 1 5 ScanMeg Inc Type P3 PCU interface Menu Scroll UP and Down button A Different menus are available From the different menus you can modify parameters or setups To access the different menus push the scroll up or scroll down button Each time you push one of these buttons the next or previous available menu will be accessed and shown on the display The available menus are Pre selected configuration C Minimum detectable dimension Maximum detectable dimension Scan accuracy Cell cancellation i Debounce time 1 Latch time Output logic be ae a ir io i ee Gm F si ee m e zu WEE m we w on System information Setup configuration B f frFrtrt tet tf FF cpaeereete Language selection o Measuring unit o Emitter intensity o Backup parameters Refer to each specific section of each menu for a complete description An LED row indicator shows the actual menu accessed by the operator These LED rows are located on the bottom right side of
8. e selection English Imperial Measuring unit P Emitter intensity High Look up the corresponding section if a further explanation is needed on these different parameters When it is done you can now change any individual parameters according to your needs These preset setups can help you to rapidly fine tune your Type P sensors according to your application as opposed to setting up each parameter individually A inside the table indicates no change for this parameter The parameter stays with the previous value before applying a pre selected configuration User Manual 17 Version 1 5 ScanMeg Inc Type P3 Minimum detectable dimension This parameter is used to fix the minimum detectable dimension by the Photocell If the object dimension is smaller than this value the output is not activated If the detected objet is bigger or equal to this value the PNP or the NPN output will be activated When the output is activated the Presence LED is set on The logic of the output can be inversed This is done via the logic output parameters In such a case the logic described in this section is also inversed According to the sensor model and the selected scanning resolution different dimensions can be detected The PCU will only display the available detectable value for the actual setup and Type P connected Each time that you push the next value button the next detectable dimension is displayed The same principle
9. has two outputs one standard PNP contact and a one standard NPN contact The unit is a closed enclosure with a military quick disconnect connector A small controller is supplied with the photocell All parameters can be programmed with this Photocell Controller Unit The emitter and the receiver are connected directly to the PCU An eight character alphanumeric digital display shows each parameter and available configuration The PCU is configured using 5 keys located below the display Status of each cell of the receiver blocked cancelled not blocked can be seen through its window or on the PCU s remote display Connection of the emitter and receiver is simple using four colored wires and each color is identified directly on the terminals connectors located on the PCU Two terminals are present one for the receiver and the other for the emitter These connectors are not dedicated as they can either accept emitter or receiver The only restriction is to have an emitter unit and a receiver unit connected to the PCU Mechanical electrical or interconnection drawings are available in AutoCAD format and if required please contact our technical support team User Manual 5 Version 1 5 ScanMeg Inc Type P3 P sensor Head The P photocell is a sealed enclosure The head is rated NEMA 4 or IP66 Each head has a quick disconnect connector with four contacts Two series of LEDs indicate the state of each cell present in the sensor The
10. ily in the order shown in the following procedure To remove a photocell from its mounting bracket follow these steps Remove the connector by rotating the shell counter clockwise direction by 120 Picture 1 Unplug the connector by pulling it down Picture 2 Grab only the photocell without the bracket and push up to release the bottom from the bracket Picture 3 Maintain the pressure and pull the bottom mie the photocell away from the bracket Picture 4 Release the pressure on the photocell and remove it Picture 5 Picture 1 Picture 2 Picture 3 Picture 4 Picture 5 User Manual 13 Version 1 5 ScanMeg Inc Type P3 To install a photocell on its bracket follow these steps Firmly hold the photocell and insert the slot of the top cover into the top part of bracket The photocell can be mounted in 3 different positions Right side Front or Left side When you mount a photocell onto its bracket you need to know which fixation hole you will be using Picture 6 When it is done follow this sequence Picture 6 Push the photocell up This will force the retaining part of the bracket to come out spring loaded Picture 7 When the base of the photocell clears the bottom part of the bracket holder just push the base of the photocell towards the bracket Picture 8 Then gently let the photocell take his final resting place going down by the action of the spring loa
11. is applied if you push the previous value button This parameter works in conjuncture with the maximum detectable dimension When you try to enter a new value if the minimum is not equal or lower to the actual maximum detectable dimension one can never validate this parameter value No matter the number of time you push the Enter button to validate this value will continue to flash and never becomes the new value set for the minimum detectable dimension One can choose a new valid dimension or modify the maximum detectable dimension with a valid value according to the desire minimum detectable dimension to be programmed User Manual 18 Version 1 5 ScanMeg Inc Type P3 Maximum detectable dimension need software version 1 4 or higher This parameter is used to fix the maximum detectable dimension by the Photocell If the object dimension is bigger than this value the output is not activated If the detected objet is smaller or equal to this value and respect the minimum detectable dimension the PNP or the NPN output will be activated When the output is activated the Presence LED is set on The logic of the output can be inversed This is done via the logic output parameters In such a case the logic described in this section is also inversed According to the sensor model and the selected scanning resolution different dimensions can be detected The PCU will only display the available detectable value for the actual setup and T
12. is detected by the photocell the output changes You can choose either a Light logic operation or a Dark logic operation The Light logic will close the contact when a presence is detected and release the contact when the object leaves the field of view The Dark logic is the inverse of the Light logic User Manual 24 Version 1 5 ScanMeg Inc Type P3 System information When this menu is the active one the display shows all the actual setup parameters A small message is scrolled to indicate which one is been displayed The value follows the message After a few seconds the time to read it the next parameter is displayed When it has gone through all the parameters the PCU repeats the display sequence from the first parameter After 3 times the display is powered off like a screen saver If any button is touched the display will come back All the features of the photocell are still working during the screen saver feature Only the display is disabled The parameters appeared on the display in the following order Software version of the PCU module Emitter head and Receiver head Pre selected configuration Minimum detectable dimension Scan accuracy Cell cancellation Debounce time Latch time Output logic Language selection Measuring unit FREER RHR HR HE Emitter intensity The row of L E Ds on the right side of the PCU normally shows the actual selected menu For the system information the corresponding L E D is
13. ll parameters are located within the PCU module When an emitter or and a receiver is replaced the photocell will continue to operate as before If one replaces the PCU module the situation is not the same You can retrieve all the original parameter setups from the receiver head backup of the PCU parameters To do so you need to execute the retrieve parameter function before making any modification to any parameter At any time you can force all the parameters to be backed up inside the receiver head Normally a backup of each parameter is done when any individual parameter is modified but you can force all parameters to be saved by using this command execution User Manual 26 Version 1 5
14. mode of the field of view 1500 scans sec The minimum detectable object dimensions are Scan Accuracy Coarse Standard amp Standard HD Fine amp Fine HD l 0 1 The accuracy specified in the table is reachable but under specific conditions only To obtain detection under all possible environment and condition please add 0 025 in 0 5mm for each value shown in the table When you are in Standard mode the accuracy is true if you are centered between the emitter and receiver and within 1 3 of the distance between the emitter and receiver and of the distance is you are in Fine mode This restriction comes from the cross scan effect The scan accuracy has an influence on the scan rate More we scan with precision and more cells have to be check for the final result In Coarse mode the scan rate is set to 1500 scans sec In Standard mode the scan rate is 800 scans sec and in Coarse mode the scan rate is reduced to 400 scans sec In HS mode the scan rate is 1500 scans sec In that mode we scan the same number of User Manual 20 Version 1 5 ScanMeg Inc Type P3 cells of the coarse mode but with the accuracy of the equivalent mode The field of view is reduced but the scan rate is optimum When the Standard HS or the Fine HS mode are chosen only a section of the field of view is scan to run with High Speed scan rate at the Standard or the Fine resolution In HS mode only half of the field of view is scan for the Standa
15. ndicates the state of the supply Two LEDs are present One is the input voltage 24 Volts dc and the other is the internally generated voltage 15 Volts dc used by the emitter and by the receiver 5 Actual selected menu Red Shows which one of the menus is actually displayed This LED is used only as a reminder 6 State of each cell sensor Red Shows the state of each individual cell When a cell is obstructed the equivalent LED is set on Each LED on can have two intensity levels An LED at half intensity shows an obstructed cell but according to the minimum diameter there are not enough consecutive LEDs obstructed to activate the output A total of 32 LEDs is present In low resolution only 16 LEDs are working one at every two LED The other stays off allthe time In medium resolution all the 32 LEDs are working In coarse resolution each LED is associated with two consecutive cells When a cell is cancelled the LED will flash 2 times per second until a reset cancellation is performed or the cancellation is disabled User Manual 9 Version 1 5 ScanMeg Inc Type P3 Emitter head 7 7 Power Red The LED is located at the opposite end from the connector 8 The one at the top is the supply LED status When the PCU has power and the emitter is connected this LED is on 8 Sync Red The LED below the power LED is on to indicate the presence of a synchronization pulse at the emitter level If the
16. ork correctly one needs to connect one emitter and one receiver of the same size If it is not the case an error message will be displayed The electrical connections are very simple to make One can make them without the need of any drawing On each terminal the color of each wire is identified Just connect the wires at the position corresponding to their color All wires from the emitter have to be connected to either the J12 or J14 location then connect the receiver s wires on the unused terminal Visually the connections will be as shown on the right User Manual 8 Power 15Vdc Power OVdc t Version 1 5 ScanMeg Inc Type P3 LED description Some LEDs are present on the PCU module and also inside the emitter or the receiver head Each one or group has a specific function The PCU has red yellow and green LED to help identification Both receiver and emitter heads use only red LEDs PCU module 1 1 Led Emitter Connected in 2 When a valid emitter is recognized this LED is on no matter to which side the emitter is connected 6 om 2 Led Receiver Connected Red zi 3 When a valid receiver is recognized this LED is on no matter to which side the receiver is connected 4 zi 5 3 Presence Green ZA Indicates the state of the detection The LED follows the output detection according to the minimum detectable dimension in the system 4 Supply Yellow I
17. rd HS mode and only of the field of view for the Fine HS mode The scan rates are Scans Rate Rate Field of view in P150 _P225 EC CEEC P600 Coarse Standard Fine 6 Standard HS hy f 5 Fine HS 2 25 Field of view mm p225 P300 P450 P600 Coarse 450 600 Standard Fine Standard HS Fine HS When you select one of these scan mode you have to select the position of the scan zone After validating the mode you need to select also the position of the zone by moving it up or down next value or previous value button When the scan zone is located at the correct position just push the Enter button If the zone is already at the correct location just push the Enter button without moving the zone The scanning zone will be displayed on the LED status of each cell When this mode is chosen all non scan LEDs are displayed like cancelled LED note but they are not really cancelled as one can see as soon as one comes back to a scanning mode without the HS feature However real previously cancelled LEDs if any stay canceled regardless of the display Warning IF YOU TRY TO SCAN WITH ACCURACY IN FINE MODE AND THE DISTANCE OF THE EMITTER OR RECEIVED IS LESS THAN 6 FEET 2M YOU NEED TO PUT THE INTENSITY OF THE EMITTER TO LOW IF NOT THE INTENSITY IS TOO HIGH MAKING A BLUR EFFECT THIS EFFECT RESULTS IN A LOST IN ACCURACY User Manual 21 Version 1 5 ScanMeg Inc Type P3 Cell cancellation At any
18. responding LED will flash 2 times per second until a reset cancellation is performed or the cancellation is disabled User Manual 11 Type P3 Version 1 5 11 ScanMeg Inc Type P3 Emitter receiver or PCU swap Useful information At any time one can replace the emitter the receiver or the PCU Some of these replacements are transparent in the operation of the photocell some are not The parameters are located in the PCU module After a power up the parameters are read from the flash memory of the PCU for normal operation The receiver contains a memory backup of the PCU s parameters The parameters can be retrieved if necessary The emitter has no memory to store parameters In the following paragraph each component is described Emitter The emitter can be replaced without any influence on the photocell operation When the PCU detects the receiver all the actual parameters needed to operate correctly are sent to the emitter As soon as the emitter has received the parameters the photocell starts to work Receiver An emitter can be replaced without any influence on the photocell operation The receiver however is the backup memory of the PCU module When you modify it the actual backup is no longer available If you replace the receiver and the PCU module at the same time you cannot operate the photocell as it was working before the change Try to avoid replacing the receiver and the PCU during the same power down
19. sync LED is not on detection of an object is not possible User Manual 10 Version 1 5 ScanMeg Inc Receiver head 9 Power The LED is located at the opposite end of the connector The one at the top is the supply LED status When the PCU is under power and the receiver is connected this LED is on 10 Presence Below the Power LED two LEDs are present Each of them is offset each from the center line of the photocell When the photocell detects a valid object according to the minimum detectable dimension both LEDs are on These LEDs always follow the state of the green LED presence located on the PCU module 11 Each cell state Below the power presence LED two rows of LEDs are located on each side of the center line of the widow When a cell is obstructed the equivalent LED located on each side of this cell is set on A total of 64 LEDs are present According to the scan precision more or less LEDs are set on In coarse resolution 16 are working in medium resolution 32 and in high resolution all 64 LEDs are working Unlike the PCU s LEDs the half intensity level does not exist in the receiver to indicate that the minimum detectable object has not been reached If this were the case some LEDs are on but the two presence LEDs are not on indicating that the photocell detects something that is less than the minimum detectable diameter When a cell is cancelled the cor
20. t At this time the previous button will become the OK answer and the next button the quit answer Enter parameter button C The Enter button validates a new parameter entry When the preferred parameter is shown on the display the new parameter can be validated by holding down the button for 1 second Maintaining a button for a certain time avoids an accidental contact on this button When you maintain a button for 1 second it is because you really want to do this action Alphanumeric display D All the parameters and messages can be seen via the display According to the type of messages some will scroll and others will be fixed For all text appearing on the display units are in the language and measuring unit selected User Manual 16 Version 1 5 ScanMeg Inc Type P3 Parameters Pre selected configuration One can set up many parameters at the same time by using the pre configured set up built into the PCU memory Seven different setups are available Each one modifies some parameter according to the following table Parameter value for Pre selected configuration P150 P225 P300 P450 P600 Pre selected configuration Parameter n Minimum detectable 50 mm 2 4in 80mm 3 2in 120 mm 4 7 in dimension Maximum detectable off off off off off off dimension S Standard Coarse Standard i Standard Standard Standard can accuracy Cell cancellation Debounce time Latch time off Output logic Light Languag
21. the PCU For each menu some parameters are available You can have access to these parameters via the parameter previous or next button When you are at the top or at the bottom menu the menu will rollover to the first one or to the last one like an infinite menu User Manual 15 Version 1 5 O ScanMeg Inc Type P3 Previous and next parameter button B Each time you access a new menu a scrolling message identifying the actual menu being accessed is shown on the display When this message is finished the actual parameter is displayed To access the available parameters on this menu push the next or previous value button Each time a new available parameter value is displayed and flashing Only the active parameter in the accessed menu is displayed in static view non flashing All the other non active parameters will be flashing to indicate that they are not active To change a value to a new one maintain the Enter button for one second to validate the new active parameter At this time this parameter will stop flashing to indicate it is now the new active parameter for this menu At any time you can push the next or previous value button including at the beginning when the scrolling message is displayed When this is done the next parameter will be displayed in flashing mode The rest of the scrolling message is halted by this sequence For some menus the software asks for a validation or to qui
22. the list of cancelled cells is cleared and a new scan is done to make a new list of cancelled cells When the scan is finished the list is updated with all cancelled cells found The Reset function This function clears the list of the cancelled cells By executing this function all cells are now used by the photocell for detection After executing a reset function the cell cancellation function will then be in the disable state When executing this function a confirmation is asked before making the reset to be certain that you really want to execute a reset The Enable Disable state When a cell cancellation command is done a list of the cancelled cells is kept in memory When Cancellation is enabled cells present in the list in memory are cancelled When this function is in User Manual 22 Version 1 5 ScanMeg Inc Type P3 Disable state the list is still there but no cells are cancelled This permits to test all the cell of the photocell without losing the state of the cancelled cell At any time you can enable them The Enable Disable state is the equivalent of the Set or Reset function but without any update or reset of the cancelled list User Manual 23 Version 1 5 ScanMeg Inc Type P3 Debounce time This is the minimum amount of time that an object is allowed to stay in the field of view of the photocell in order to be detected Once a change of state has been detected by the photocell a counter is started If
23. ue LED array indicates state of each receiver cell Enter button to validate new entry be es ae Le m t u Lm a ee wu 7 7 a LED array indicator shows actual selected menu LED indicates an object is detected LED indicator LED Power indicate B External Supply Internal Supply NPN 24 Vdc 15 Vde en Power input Output urput 24volts User Manual 7 Version 1 5 ScanMeg Inc Type P3 How to a PCU module The emitter and the receiver have to be connected to the PCU for normal operation Each of them has a 4 wire cable Two wires are for power and two are for communication The communication is CAN BUS level but does not support the CAN BUS standard protocol The sensor uses only the hardware features of the CAN BUS The wire colors are Description CANH CANL 24Vdc Power is supplied by the customer This supply is connected directly to the PCU The 15Vdc needed for the emitter and receiver is made internally by the PCU module Emitter cable and receiver cable have to be connected at J12 and J14 no matter the order The PCU module recognizes which is connected at J12 and which is connected to J14 At power up the module communicates with the receiver and emitter and determines at which location each is connected Under each connector a LED will light up if the terminal is linked with the emitter or with the receiver For the system to w
24. w these steps ccccccsssccccssececeesececessececseueceessueceseeecesseeeceessnceesseecesseaecessaneeeees 14 PU TE hal CC essen een reed LO Menu Scroll UP and Down button A ea eieeikeelihen 15 Previous and next Parameter button IB u a 16 Enterparameter all dae aig C areae E Re re 16 Alphan meric display D nenicsrisiiceeniaiiniiiai ori is EEEE NEA E RAEE TEE O A a E 16 PaO ee E a aaa Ie Pre select ed contieuralion ae 17 Minimum detectable dimension ne een 18 Maximum detectable dimension need software version 1 4 or higher cccccccccceccceseeessssssseeeeccceceeeeeseaaasseeeseeeeseeeeeeees 19 SCAN ACC VACY decree ace ec ern ance eee cee cc ee ace ene em ce een nec ee me eed inc met nme eee 20 C lkcancelatiO Ti eier ee 22 Debounce me ee nee ee 24 Laten Nee een 24 NE DEI nee er ern ee EEE 24 System INT ON Tid ON ernennen 25 S t p Language SEJEL TAN en nee ee ne ne eee er ey en ee te ne ee er eer ere 26 Setup Measuring Unit une E A e 26 Setup EMitter tensity ceieeseiiiiiiriii niian ee een een ah 26 Setup BacCKUD Parameters occore ne TE E S EE EE E AE S S ee ee ree 26 User Manual 3 Version 1 5 ScanMeg Inc Type P3 User Manual 4 Version 1 5 ScanMeg Inc Type P3 Introduction The P sensor is an area photocell made up of an emitter and receiver The sensor detects objects as small as 0 1 inch 2 5mm The emitter and the receiver can be mounted up to 100 feet 30m apart The P sensor
25. ype P connected Each time that you push the next value button the next detectable dimension is displayed The same principle is applied if you push the previous value button This parameter works in conjuncture with the minimum detectable dimension When you try to enter a new value if the maximum is not equal or bigger to the actual minimum detectable dimension one can never validate this parameter value No matter the number of time you push the Enter button to validate this value will continue to flash and never becomes the new value set for the maximum detectable dimension One can choose a new valid dimension or modify the minimum detectable dimension with a valid value according to the desire maximum detectable dimension to be programmed User Manual 19 Version 1 5 ScanMeg Inc Type P3 Scan accuracy The detection precision depends of the sensor model Each model has a different accuracy of detection The numbers of cells are the same for all models As the field of view increases the accuracy decreases For each model five different modes of scan can be selected The five modes are 4 Coarse Scan with the entire receiver s cells available 1500 scans sec Standard Scan with the entire emitter s LEDs available 800 scans sec a Fine Cross scan the entire emitter and receiver cells 400 scans sec StandardHS Scan in standard mode of the field of view 1500 scans sec 4 Fine HS Cross scan in fine
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